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1 // Copyright 2016 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CHROME_BROWSER_EXTENSIONS_CLIPBOARD_EXTENSION_HELPER_H_ | |
6 #define CHROME_BROWSER_EXTENSIONS_CLIPBOARD_EXTENSION_HELPER_H_ | |
7 | |
8 #include <string> | |
9 #include <vector> | |
10 | |
11 #include "base/callback.h" | |
12 #include "extensions/common/api/clipboard.h" | |
13 #include "ui/gfx/image/image_skia.h" | |
14 | |
15 namespace ui { | |
16 class ScopedClipboardWriter; | |
17 } | |
18 | |
19 namespace extensions { | |
20 | |
21 namespace clipboard = api::clipboard; | |
Devlin
2016/11/16 02:34:33
not allowed in .h files
jennyz
2016/12/07 01:21:47
Done.
| |
22 | |
23 // A helper class for decoding the image data and saving decoded image data on | |
24 // clipboard, called from clipboard extension API. | |
25 class ClipboardExtensionHelper { | |
26 public: | |
27 ClipboardExtensionHelper(); | |
28 ~ClipboardExtensionHelper(); | |
29 | |
30 // Decodes and saves the image data on clipboard. Must run on UI thread. | |
31 void DecodeAndSaveImageData(const std::vector<char>& data, | |
32 clipboard::ImageType type, | |
33 const base::Closure& success_callback, | |
34 const base::Closure& error_callback); | |
35 | |
36 protected: | |
37 // A class to decode PNG and JPEG file. | |
38 class ClipboardImageDataDecoder; | |
39 | |
40 static ClipboardImageDataDecoder* clipboard_image_data_decoder_; | |
41 | |
42 private: | |
43 // Handles decoded image data. | |
44 void OnImageDecoded(const SkBitmap& bitmap); | |
45 // Handles image decoding failure case. | |
46 void OnImageDecodeFailure(); | |
47 // Handles image decoding request cancelation case. | |
48 void OnImageDecodeCancel(); | |
49 | |
50 base::Closure image_save_success_callback_; | |
51 base::Closure image_save_error_callback_; | |
52 std::unique_ptr<ui::ScopedClipboardWriter> clipboard_writer_; | |
Devlin
2016/11/16 02:34:33
DISALLOW_COPY_AND_ASSIGN
jennyz
2016/12/07 01:21:48
Done.
| |
53 }; | |
54 | |
55 } // namespace extensions | |
56 | |
57 #endif // CHROME_BROWSER_EXTENSIONS_CLIPBOARD_EXTENSION_HELPER_H_ | |
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